Seems like an individual backend should not need to parse the device string. Isn't there some other way to come up with a unique semaphore, like process id?
allan On Tue, Jan 26, 2010 at 9:33 AM, Chris Bagwell <chris at cnpbagwell.com> wrote: > > > On Tue, Jan 26, 2010 at 3:04 AM, Oliver Schwartz <Oliver.Schwartz at gmx.de> > wrote: >> >> Hi all, >> >> On 25.01.2010, at 12:26, Torfinn Ingolfsen wrote: >> >>> In the meantime, another FreeBSD user found a way to fix it, it is just a >>> one-line patch: >>> http://lists.freebsd.org/pipermail/freebsd-usb/2010-January/008172.html >>> >>> With Andrew's patch, my scanner now works: >>> ?root at kg-v2# sane-find-scanner -q >>> found USB scanner (vendor=0x03f0 [HP], product=0xc202 [Photosmart 8200 >>> series]) at libusb:/dev/usb:/dev/ugen1.2 >>> found USB scanner (vendor=0x06bd [AGFA], product=0x2061 [ >>> Snapscan1212u_2]) at libusb:/dev/usb:/dev/ugen2.2 >>> root at kg-v2# scanimage -L >>> device `snapscan:libusb:/dev/usb:/dev/ugen2.2' is a AGFA SNAPSCAN 1212U_2 >>> flatbed scanner >> >> >> Thanks for the pointer, I'll try to get this fixed in the backend. The >> code in question was added recently to fix another problem with calculating >> a unique identifier. >> >> Maybe one of the guys who's experienced with autoconf can give me a hint >> on how to do this the best way. Should I just use "#ifdef BSD" around the >> code in question or is there some autoconf magic that would allow me to do a >> more advanced query? >> >> I also have to retest this on OS X - the code in question looks very Linux >> specific. >> >> Kind regards, >> >> Oliver >> > > I don't think there is any autoconf stuff that can help you... or perhaps > what you need is already there. ? A quick look at sanei_usb_init() and I > think its the one generate 2 types of strings depending on if your using > libusb 1.0 or not. > > So at least you should be able to reference HAVE_LIBUSB_1.0 but maybe better > to update sanei_usb_init() code to always generate a consistent string? > > Chris > > -- > sane-devel mailing list: sane-devel at lists.alioth.debian.org > http://lists.alioth.debian.org/mailman/listinfo/sane-devel > Unsubscribe: Send mail with subject "unsubscribe your_password" > ? ? ? ? ? ? to sane-devel-request at lists.alioth.debian.org > -- "The truth is an offense, but not a sin"
